black

#000000

#66D5CF

#66D5CF

Contrast Ratio

11.98:1

Delta E

85.91

Very Different

50:50 Mix

Color Values

Format #000000 #66D5CF
HEX #000000 #66D5CF
RGB 0, 0, 0 102, 213, 207
HSL 0.0, 0.0%, 0.0% 176.8, 56.9%, 61.8%
HSV 0.0, 0.0%, 0.0% 176.8, 52.1%, 83.5%
CMYK 0%, 0%, 0%, 100% 52.1%, 0.0%, 2.8%, 16.5%
OKLCH 0.0 0.0 0.0 0.8066 0.1021 190.6

Contrast & Accessibility

11.98:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66D5CF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #66D5CF

Color Difference (Delta E)

85.91 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66D5CF);
background: linear-gradient(135deg, #000000, #66D5CF);

Explore Each Color

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